PHPDoc correction for get_last_updated in wp-includes/ms-blogs.php

[atachibana]

Enhanced missing information of Codex for get_last_updated in wp-includes/ms-blogs.php

• $start parameter
• Changelog

Codex: ​https://codex.wordpress.org/Function_Reference/get_last_updated
Code Reference: ​https://developer.wordpress.org/reference/functions/get_last_updated/

This is the action of inline docs and Codex migration initiatives.

[SergeyBiryukov]

Thanks for the patch!

For reference, @since MU (3.0.0) is not the same as @since 3.0.0, it's used for functions that actually come from the MU codebase. The difference is specifically mentioned in ticket:16702:1.

get_last_updated() was introduced in ​https://mu.trac.wordpress.org/changeset/79.

[SergeyBiryukov]

In 45780:

Docs: Improve documentation for get_last_updated().

Props atachibana.
Fixes #47861.

[atachibana]

@SergeyBiryukov

Thank you for correcting my knowledge by

For reference, @since MU (3.0.0) is not the same as @since 3.0.0,

It must have been tough work to merge two stream lines into one...